API Infrastructure Open Source Tools

Alternative toTavily

Open source search APIs and MCP tools for RAG and agent workflows

• 886 GitHub stars
• Apache-2.0Licence Apache-2.0
• #AI SDK

Alternative toCapawesome Cloud

Over-the-air live updates for Capacitor mobile apps

• 876 GitHub stars
• MPL-2.0Licence MPL-2.0

Alternative toCloudFuze

Self-hosted cloud file manager with unified storage

• 595 GitHub stars
• MITLicence MIT

Alternative toStripe Connect

Open source payout platform for global marketplace payments

• 566 GitHub stars
• Apache-2.0Licence Apache-2.0

Alternative toDiscord

Open source Discord alternative with flexible community tools

• 400 GitHub stars
• AGPL-3.0Licence AGPL-3.0
• #Chat

Alternative toCouchbase Capella

Scalable Big Data management with high-performance analytics

• 318 GitHub stars
• Apache-2.0Licence Apache-2.0
• #Database

Alternative toAdobe PDF Services API

Open source PDF and PostScript interpreter and converter

• 294 GitHub stars

Alternative toComposio

Self-host API execution for AI agents

• 186 GitHub stars
• Apache-2.0Licence Apache-2.0
• #AI Agents

Alternative toComposio

Self-hosted API broker that routes agent calls without exposing keys

• 186 GitHub stars
• Apache-2.0Licence Apache-2.0
• #AI Agents

Alternative toGoogle Cloud Vertex AI

Bridge n8n automations into MCP tools for Claude and Cursor

• 132 GitHub stars
• MITLicence MIT